This isn't a mecha show pretending to be slice-of-life, and it's not a high school drama pretending to have robots. Gridman commits to both, and somewhere in that collision between mundane cafeteria moments and incomprehensible kaiju destruction, it finds something neither genre typically allows: real uncertainty about what's actually happening. The first three episodes feel slow until they snap into focus, and by episode six you're watching a show that knows exactly how to weaponize the gap between what Yuta sees and what everyone else sees. The fanservice is clumsy and drags momentum more than once. What matters is that the show's willing to be strange in ways most mecha anime aren't willing to risk, and it earns the weirdness by the end.
Yuta wakes up with no memory and a strange ability: he sees things nobody else can. When a pixelated warrior named Gridman appears in his friend Rikka's computer monitor, it demands he remember his purpose. Yuta has no idea what that means. Then reality breaks. A colossal monster materializes in his town, and Gridman pulls him into the digital world, transforming him into a towering mechanical hero ready to fight. Now Yuta's caught between two worlds. Every time the monster attacks, he's yanked into the computer to defend the city as Gridman. But something's wrong with the bigger picture. The monster feels wrong. The town feels wrong. Yuta begins questioning whether what he's protecting is even real, and whether his lost memories hold answers about what he actually is. Action-packed and visually inventive, this show builds a mystery around its core battles, asking you to piece together the truth alongside a protagonist who can't quite remember why he's fighting.